DevSecOps Engineer
Integrate security into every stage of the development pipeline.
DevSecOps engineers embed security into CI/CD pipelines, audit application configurations, and keep cloud infrastructure hardened. These tools help you catch misconfigurations, analyze certificates, and investigate dependencies before they become incidents.
Start here — no account needed.
SSL Certificate Checker
Verify TLS configuration, expiry dates, and certificate chains.
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HTTP Headers Inspector
Audit security headers — CSP, HSTS, X-Frame-Options, and more.
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DNS Lookup
Verify DNS configuration and email authentication records.
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JWT Decoder
Decode and inspect JWT tokens — header, payload, and expiry.
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Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes for verification.
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Base64 Encoder / Decoder
Encode or decode Base64 strings for API and config inspection.
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IP Reputation Lookup
Verify cloud egress IPs aren't flagged by threat intelligence feeds.
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CVE Lookup
Research vulnerabilities affecting your dependencies and libraries.
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Go deeper with Pro tools.
Level up your knowledge.
Email Security Audit Checklist: SPF, DKIM, DMARC, and Beyond
A systematic audit of SPF, DKIM, DMARC, and emerging standards like BIMI can catch misconfigurations before they become costly breaches. Here's the complete checklist security engineers rely on.
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What Is Cloud Provider Detection and Why It Matters for Security Teams
When an IP address hits your network, knowing it's from AWS, Azure, or a budget VPS changes everything. Cloud provider detection gives security teams the hosting context they need to prioritize alerts, enforce policies, and respond to incidents faster.
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DNS Lookup Explained: Records, Tools, and Troubleshooting for Engineers
DNS is behind most connectivity failures and email delivery problems. This guide covers every record type, the right lookup tools, and systematic troubleshooting techniques to resolve issues fast.
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What Is IP Reputation and How Is It Scored?
IP reputation determines whether your emails reach inboxes or get blocked, whether your traffic gets flagged as suspicious, and whether security systems trust your infrastructure. Here's how reputation scores are calculated and what drives the numbers.
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How to Check If an IP Address Is Malicious: A Security Engineer's Guide
When your security monitoring flags an unusual connection, getting a fast and accurate answer on whether an IP is malicious can stop an attack before it becomes a breach. Here's how to do it right.
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Network Monitoring vs Network Diagnostics: What's the Difference and What Do You Need?
Network monitoring and network diagnostics both solve network problems, but they work differently and serve different purposes. Here's how to tell them apart and choose the right tools for your environment.
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Get Pro. Use every tool, unlimited.
Pro unlocks advanced tools, removes rate limits, and gives you full access to every feature on CyrusX — for $9.99/month.